Welding filter



FIG. 1 is a front elevational view of a welding filter showing our new design;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a left side view thereof;

FIG. 4 is a right side view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a bottom plan view thereof;

FIG. 7 is a top, front and right side perspective view thereof;

FIG. 8 is a top, front and left side perspective view thereof;

FIG. 9 is a top, rear and left side perspective view thereof;

FIG. 10 is a top, rear and right side perspective view thereof;

FIG. 11 is an enlarged view of portion 11 in FIG. 1;

FIG. 12 is an enlarged view of portion 12 in FIG. 2;

FIG. 13 is an enlarged view of portion 13 in FIG. 3;

FIG. 14 is an enlarged view of portion 14 in FIG. 4;

FIG. 15 is an enlarged view of portion 15 in FIG. 5;

FIG. 16 is an enlarged view of portion 16 in FIG. 6;

FIG. 17 is an enlarged view of portion 17 in FIG. 7;

FIG. 18 is an enlarged view of portion 18 in FIG. 7;

FIG. 19 is an enlarged view of portion 19 in FIG. 7;

FIG. 20 is an enlarged view of portion 20 in FIG. 7;

FIG. 21 is an enlarged view of portion 21 in FIG. 8;

FIG. 22 is an enlarged view of portion 22 in FIG. 9; and,

FIG. 23 is an enlarged view of portion 23 in FIG. 9. 

CLAIM The ornamental design for a welding filter, as shown and described. 